Irrigation Engineering If the straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the perimeter of the canal is 2R (θ + cos θ) R (θ + cos θ) 2R (θ + tan θ) R (θ + tan θ) 2R (θ + cos θ) R (θ + cos θ) 2R (θ + tan θ) R (θ + tan θ) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Which of the following types of rain gauges is used for measuring rain in remote hilly inaccessible areas ? tipping bucket type Simon’s raingauge floating type weighing type tipping bucket type Simon’s raingauge floating type weighing type ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The uplift pressure on the face of a drainage gallery in a dam is taken as average of hydrostatic pressure at toe and heel None of these two-third of hydrostatic pressure at toe plus one-third of hydrostatic pressure at heel hydrostatic pressure at toe average of hydrostatic pressure at toe and heel None of these two-third of hydrostatic pressure at toe plus one-third of hydrostatic pressure at heel hydrostatic pressure at toe ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering As compared to crest of the normal portion of the weir, the crest of the under sluice portion of weir is kept at higher level any of the above depending on the design same level lower level higher level any of the above depending on the design same level lower level ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The peak of a 4 hour flood hydrograph is 240 m3/sec . If the rainfall excess is 80 mm and base flow which is constant is 40 m3/sec, then the peak of 4-hours unit hydrograph will be 25 m3/sec 35 m3/sec 30 m3/sec 20 m3/sec 25 m3/sec 35 m3/sec 30 m3/sec 20 m3/sec ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Side slopes generally kept for canals in loam soil, are: 1 : 1 in cutting and 1½ : 1 in filling Neither (A) nor (B) 1½ : 1 in cutting and 2 : 1 in filling Both (A) and (B) 1 : 1 in cutting and 1½ : 1 in filling Neither (A) nor (B) 1½ : 1 in cutting and 2 : 1 in filling Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
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